beyond (a) doubt
疑いもなく,確かに,明らかに
in doubt
1 (…を)疑って,迷って≪about,as to≫ If [When] (you are) in doubt, consult your doctor.心配なら医者に相談しなさい 2 不確かで...
no doubt
1 確かに,きっと 2 たぶん,おそらく 3 〔文修飾;butやyetと呼応して〕なるほど[確かに]…だが No doubt you are right, but others don't agr...
open to doubt
〈事が〉疑わしい
out of (all) doubt
疑いもなく,明らかに
without (a) doubt
疑いもなく,確かに